Use FastUtil Long/Int HashMap's

For DataWatcher, swap out plain Integer key HashMap for a Int2ObjectOpenHashMap
For ChunkProviderServer, swap out CB's custom LongHashMap with Long2ObjectOpenHashMap

These collections are super fast as seen
http://java-performance.info/hashmap-overview-jdk-fastutil-goldman-sachs-hppc-koloboke-trove-january-2015/
This commit is contained in:
Aikar 2016-03-30 02:10:27 -04:00 committed by Zach Brown
parent a785a9460e
commit f051ea2ab3
2 changed files with 60 additions and 2 deletions

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From 8856eed99403409f9904fb8315ff4f2e95065239 Mon Sep 17 00:00:00 2001
From bc17a29787a7d9c927d9812b74db623b9ca066b2 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 21 Mar 2016 18:17:14 -0400
Subject: [PATCH] Add minimal fastutil int based collections
Subject: [PATCH] Add minimal fastutil int/long based collections
Importing entire FastUtil library would be massive. Just import minimal useful ones
we might actually use.
diff --git a/src/main/java/it/unimi/dsi/fastutil/AbstractIndirectDoublePriorityQueue.java b/src/main/java/it/unimi/dsi/fastutil/AbstractIndirectDoublePriorityQueue.java
new file mode 100644